• In the Lightroom 4 Beta, only the Facebook and Flickr plug-ins are installed in the Publish Services panel by default. However, a button has been added directly underneath them to easily “Find More Services Online”. Although it might seem like added work to have to install a plug-in, there is an advantage – if a plug-in is not baked into the application, it can be updated by the developer at any time.

• Publish Services (collections) can now include video.

• After making small changes to images (such as adding a keyword etc.) in Publish Services (collections), you may not want to republish the images, If you do not want to republish, simply select the images and Control -click (Mac) / Right Mouse -click (Win) and select “Mark as Up-To-Date”.